479091855 has 16 divisors (see below), whose sum is σ = 836233344. Its totient is φ = 232286880.

The previous prime is 479091839. The next prime is 479091871. The reversal of 479091855 is 558190974.

It is an interprime number because it is at equal distance from previous prime (479091839) and next prime (479091871).

It is not a de Polignac number, because 479091855 - 2⁴ = 479091839 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1451629 + ... + 1451958.

It is an arithmetic number, because the mean of its divisors is an integer number (52264584).

Almost surely, 2^479091855 is an apocalyptic number.

479091855 is a deficient number, since it is larger than the sum of its proper divisors (357141489).

479091855 is a wasteful number, since it uses less digits than its factorization.

479091855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903606.

The product of its (nonzero) digits is 453600, while the sum is 48.

The square root of 479091855 is about 21888.1670086830. The cubic root of 479091855 is about 782.4794293469.

The spelling of 479091855 in words is "four hundred seventy-nine million, ninety-one thousand, eight hundred fifty-five".